Rebar Hook Length Parameters

You define hook length parameters for a rebar type with the Rebar Hook Lengths dialog.

Access the dialog by clicking the Hook Lengths Edit button in Rebar Type Properties. You can find diagrams of these parameters in the images below the following table.

Name	Description
Rebar Hook Type	This is a self-populated list of valid rebar hooks for this rebar type. Selecting the check box indicates that the hook type is visible in the Hook at Start or Hook at End parameters of the rebar.
Auto Calculation	Clear this check box to override the automatic calculation of Hook Length and Offset Length. Auto Calculation uses the Bar Diameter parameter.
Hook Length	Displays the length of the hook type.
Tangent Length	Displays the tangent length of the hook type.
Offset Length	Displays the offset length of the hook type. Use this optional parameter primarily for scheduling.

The following images depict the parameters that define a rebar hook. The key for each dimension is as follows:

1. Model Bar Diameter
2. Bend Diameter
3. Segment Length
4. Hook Length
5. Tangent Hook Length
6. Extension Length
7. Offset Length
8. Angle

45° Hook

90° Hook

Note: On 90° hooks, The Hook Length and Tangent Hook Length are equal distances.

135° Hook

180° Hook